# Mach Mobile Alerting vs Firefighter Shift Calendar

The clearest difference is in-app purchases: Mach Mobile Alerting at none against Firefighter Shift Calendar's 2. Mach Mobile Alerting also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Firefighter Shift Calendar sells 2 in-app purchases, starting at $4.99 per month. Mach Mobile Alerting asks for nothing beyond the download.

## The numbers

| Metric | Mach Mobile Alerting | Firefighter Shift Calendar |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | — |
| Size | 47 MB | 74 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Mach Alert Inc.](https://appshunter.io/developer/1472612618) | [Erdem Kara](https://appshunter.io/developer/1015700209) |

## What reviewers say

### Mach Mobile Alerting

[App page](https://appshunter.io/ios/app/mach-mobile-alerting/id6762401418)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Firefighter Shift Calendar

[App page](https://appshunter.io/ios/app/firefighter-shift-calendar/id6767633074)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium - Monthly Subscription | $4.99 | per month |
| Premium - Yearly Subscription | $19.99 | per year |


## Frequently asked questions

### Is Mach Mobile Alerting free?

Mach Mobile Alerting is free to download, with no in-app purchases.

### Is Firefighter Shift Calendar free?

Firefighter Shift Calendar is free to download, with in-app purchases available.

### Do Mach Mobile Alerting or Firefighter Shift Calendar have ads?

Firefighter Shift Calendar shows ads; Mach Mobile Alerting does not.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*